CN216832124U

CN216832124U - Extrusion die of extruded sheet

Info

Publication number: CN216832124U
Application number: CN202122787149.7U
Authority: CN
Inventors: 马现中
Original assignee: Shenyang Xiaoma Extruded Board Co ltd
Current assignee: Shenyang Xiaoma Extruded Board Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-28
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to the field of extruded sheets, and discloses an extrusion die of an extruded sheet, which comprises a support, wherein a first mounting seat is fixedly mounted at the lower end part of an inner cavity of the support, a lower die is arranged on the first mounting seat, fixing plates are symmetrically mounted at the left end part and the right end part of the first mounting seat, a guide screw rod is connected onto the fixing plates through a bearing, a second rack is connected onto the upper end part of the guide screw rod through threads, partition plates are respectively arranged at the left end part and the right end part of the first mounting seat, a second mounting seat is movably connected onto the upper end part of each partition plate, first racks are symmetrically mounted at the left end part and the right end part of each second mounting seat, a driving motor is arranged at the upper end part of the support, and a gear is arranged between each first rack and each second rack. The distance between the lower die and the upper die can be automatically adjusted to quickly adapt to the thickness of the extruded sheet, the automation degree is high, the adjusting speed is high, the distance between the first rack and the second rack can be visually observed through the scale bar, and the adjusting precision is high.

Description

Extrusion die of extruded sheet

Technical Field

The utility model relates to the technical field of extruded sheets, in particular to an extrusion die of an extruded sheet.

Background

The extruded sheet has the functions of heat preservation and heat insulation, and is applied to heat preservation of building roofs, steel structure roofs, building wall bodies, building ground moisture preservation, square grounds, ground frost heaving control, central air conditioning ventilation pipelines, airport runway heat insulation layers, high-speed railway roadbeds and the like. The foamed polyurethane heat insulation material has the characteristics of high thermal resistance, low linearity and low expansion ratio, the closed pore rate of the structure reaches more than 99%, a vacuum layer is formed, air flow heat dissipation is avoided, the heat insulation performance is ensured to be lasting and stable, and the foamed polyurethane heat insulation material has the advantages of being superior to the foamed polyurethane 80% closed pore rate.

In the existing extrusion die for the extruded sheet, an extrusion position die is arranged outside an extrusion opening in the production process, so that the material is extruded and formed through the die. However, the thickness of the pressing plate in the existing die cannot be adjusted, when the thickness of the required extrusion plate changes, the extrusion die needs to be adjusted, the operation is complex, the extrusion die is difficult to replace, and inconvenience is brought to production. To this end, we propose an extrusion die for extruded sheets.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an extrusion die of an extruded sheet, which solves the problems in the background art.

The utility model provides an extrusion die of an extruded sheet, which comprises a bracket, wherein a first mounting seat is fixedly arranged at the lower end part of an inner cavity of the bracket, a lower die is arranged on the first mounting seat, fixing plates are symmetrically arranged at the left end part and the right end part of the first mounting seat, a guide screw rod is connected onto the fixing plates through a bearing, a second rack is connected onto the upper end part of the guide screw rod through threads, partition plates are arranged at the left end part and the right end part of the first mounting seat, the upper end part of each partition plate is movably connected with a second mounting seat, first racks are symmetrically arranged at the left end part and the right end part of each second mounting seat, a driving motor is arranged at the upper end part of the bracket, and a gear is arranged between the first racks and the second racks.

Preferably, the gear is fixed on the support through a pin shaft, and the gear is meshed with the first rack and the second rack.

Preferably, the guide screw is fixedly arranged on the bracket through a lug seat, and the guide screw is parallel to the output shaft of the driving motor.

Preferably, an upper die is arranged opposite to the first mounting seat of the second mounting seat, and the upper die corresponds to the lower die in the vertical position.

Preferably, the driving motor is connected with the guide screw through a transmission mechanism.

Preferably, the left side surface of the bracket is provided with a scale bar, and pointers are arranged on the first rack and the second rack and on the opposite sides of the scale bar.

Preferably, the second rack and the fixing plate are both L-shaped, and the bracket is provided with a sliding groove corresponding to the second rack and the fixing plate.

Compared with the prior art, the utility model has the beneficial effects that: this extrusion tooling of extruded sheet, through setting up first mount pad, first rack, the second mount pad, the gear, lead screw, fixed plate and baffle isotructure, when required extruded sheet thickness changes, open driving motor, connection effect through drive mechanism, can make lead screw rotatory, and then make the second rack upwards or downstream, because first rack, the meshing effect of second rack and gear, at second rack upwards or during the downstream process, first rack produces the motion with second rack opposite direction, can be automatic to the interval adjustment of bed die and last mould, with the thickness of quick suitable extruded sheet, degree of automation is high, the governing speed is fast, and the interval adjustment of first rack and second rack, can observe directly perceivedly through the scale strip, it is high to adjust the precision.

Drawings

FIG. 1 is a schematic main sectional view of the structure of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

fig. 3 is a top view of the structure of the present invention.

In the figure: 1. a support; 2. a first mounting seat; 3. a lower die; 4. a second mounting seat; 5. an upper die; 6. a first rack; 7. a partition plate; 8. a gear; 9. a second rack; 10. a lead screw; 11. a fixing plate; 12. a lug support; 13. a drive motor; 14. a scale bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown: an extrusion die of an extruded sheet comprises a bracket 1, a first mounting seat 2 is fixedly arranged at the lower end part of an inner cavity of the bracket 1, wherein the first mounting seat 2 is fixedly welded on the bracket 1, the first mounting seat 2 is provided with a lower die 3, the lower die 3 and the first mounting seat 2 are fixed in the using process, the left end and the right end of the first mounting seat 2 are symmetrically provided with fixing plates 11, the fixing plates 11 can fix the guide screw rod 10, as shown in fig. 1, the outer end of the fixing plate 11 is provided at the outer side of the bracket 1, the lead screw 10 is connected to the fixing plate 11 through a bearing, when the lead screw 10 rotates, the lead screw 10 is connected with the fixed plate 11 through a bearing, the rotation of the lead screw 10 is not influenced, the guide screw 10 is fixedly arranged on the bracket 1 through a lug seat 12, and the output shafts of the guide screw 10 and the driving motor 13 are parallel to each other. The connection part of the guide screw 10 and the lug seat 12 is provided with a bearing, the lug seat 12 is arranged to assist the fixing plate 11 to support the guide screw 10, the upper end part of the guide screw 10 is connected with a second rack 9 through threads, the second rack 9 is connected with the guide screw 10 through threads, the second rack 9 can move upwards or downwards in the rotating process of the guide screw 10, when the second rack 9 moves upwards, the first rack 6 drives the second mounting seat 4 and the upper die 5 to move downwards, and at the moment, the distance between the upper die 5 and the lower die 3 is reduced, so that the guide screw is suitable for extruding a thin extruded sheet; when the second rack 9 moves downwards, the first rack 6 drives the second mounting seat 4 and the upper die 5 to move upwards, and at the moment, the distance between the upper die 5 and the lower die 3 is increased, so that the extrusion die is suitable for extruding thicker extruded sheets. Tip all is equipped with baffle 7 about first mount pad 2, baffle 7 fixed mounting is on

first mount pad

2, and 7 upper ends of baffle are equipped with the groove of stepping down, can make things convenient for the upper and lower slip of

second mount pad

4, 7 upper ends swing joint of baffle have second mount pad 4, and first rack 6 is installed to the tip about second mount pad 4, and first rack 6 locates the outside of baffle 7, and first rack 6 constitutes "U" font of inversion with

second mount pad

4, 2 opposite faces of the first mount pad of second mount pad 4 are equipped with mould 5, it is corresponding to go up mould 5 and bed die 3 upper and lower position. First racks 6 are symmetrically installed at the left end and the right end of the second installation seat 4, a driving motor 13 is arranged at the upper end of the support 1, the driving motor 13 is connected with a control switch through a lead, and the driving motor 13 is connected with the guide screw 10 through a transmission mechanism. The transmission mechanism comprises two belt wheels and a transmission belt, the belt wheels are fixedly sleeved on an output shaft of the driving motor 13, the belt wheels are fixedly sleeved on the upper end portion of the guide screw rod 10, the belt wheels on the output shaft of the driving motor 13 and the belt wheels on the guide screw rod 10 are connected through the transmission belt, power of the driving motor 13 can be transmitted to the guide screw rod 10, the guide screw rod 10 is driven to rotate, and the gear 8 is arranged between the first rack 6 and the second rack 9. Gear 8 is fixed in on the support 1 through the round pin axle, connects through the bearing between gear 8 and the round pin axle, and the round pin axle is fixed to be welded on support 1, and the round pin axle can play the effect that supports gear 8, gear 8 and first rack 6, the equal meshing of second rack 9. First rack 6 and second rack 9 all use driving motor 13's output shaft as central bilateral symmetry, support 1 left surface is equipped with scale bar 14, and scale bar 14 passes through the screw fixation on support 1, sets up scale bar 14, and when the interval to first rack 6 and second rack 9 is adjusted, can accurately know the distance of adjustment through the scale on the scale bar 14 that first rack 6 and second rack 9 correspond to improved extrusion die's extrusion accuracy, all be equipped with the pointer with scale bar 14 opposite side on first rack 6 and the second rack 9. The pointer that sets up can be more audio-visual sees out the interval condition of adjusting of first rack 6 and second rack 9, and it is convenient to adjust, and the precision is high, second rack 9 and fixed plate 11 are "L" font, be equipped with the spout that corresponds with second rack 9 and fixed plate 11 on the support 1.

The working principle is as follows: the extrusion die of the extruded sheet, in the initial state, the driving motor 13 stops working, when the thickness of the extruded sheet changes and the distance between the upper die 5 and the lower die 3 needs to be increased, the driving motor 13 is started, the guide screw 10 can rotate through the connection effect of the transmission mechanism, at this time, the second rack 9 moves downwards, the distance between the second rack 9 and the fixing plate 11 is reduced, in the process of the downward movement of the second rack 9, the first rack 6 moves upwards due to the meshing effect of the gear 8, the first rack 6 and the second rack 9, so as to drive the second mounting seat 4 and the upper die 5 to move upwards, at this time, the distance between the upper die 5 and the lower die 3 is increased, the guide screw 10 rotates reversely, the distance between the second rack 9 and the fixing plate 11 is increased, the first rack 6 moves downwards, so as to drive the second mounting seat 4 and the upper die 5 to move downwards, at this time, the reduction of the interval between the upper mold 5 and the lower mold 3 is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an extrusion tooling of extruded sheet, includes support (1), its characterized in that: tip fixed mounting has first mount pad (2) under support (1) inner chamber, be equipped with bed die (3) on first mount pad (2), fixed plate (11) are installed to first mount pad (2) left and right sides tip symmetry, be connected with lead screw (10) through the bearing on fixed plate (11), lead screw (10) upper end has second rack (9) through threaded connection, tip all is equipped with baffle (7) about first mount pad (2), baffle (7) upper end swing joint has second mount pad (4), first rack (6) are installed to second mount pad (4) left and right sides tip symmetry, support (1) upper end is equipped with driving motor (13), be equipped with gear (8) between first rack (6) and second rack (9).

2. The extrusion die of an extruded sheet according to claim 1, wherein: the gear (8) is fixed on the support (1) through a pin shaft, and the gear (8) is meshed with the first rack (6) and the second rack (9).

3. The extrusion die of an extruded sheet according to claim 1, wherein: the guide screw (10) is fixedly arranged on the bracket (1) through the lug seat (12), and the output shafts of the guide screw (10) and the driving motor (13) are parallel to each other.

4. The extrusion die of an extruded sheet according to claim 1, wherein: the opposite surfaces of the first mounting seat (2) of the second mounting seat (4) are provided with an upper die (5), and the upper die (5) corresponds to the lower die (3) in position.

5. The extrusion die of an extruded sheet according to claim 1, wherein: the driving motor (13) is connected with the guide screw rod (10) through a transmission mechanism.

6. The extrusion die of an extruded sheet according to claim 1, wherein: the left side face of the support (1) is provided with a scale bar (14), and pointers are arranged on the first rack (6) and the second rack (9) and on the opposite sides of the scale bar (14).

7. The extrusion die of an extruded sheet according to claim 1, wherein: the second rack (9) and the fixing plate (11) are L-shaped, and sliding grooves corresponding to the second rack (9) and the fixing plate (11) are formed in the support (1).